4 ideas
7726 | Aristotelian logic dealt with inferences about concepts, and there were also proposition inferences [Weiner] |
16756 | Substantial forms must exist, to explain the stability of metals like silver and tin [Albertus Magnus] |
16718 | Primary qualities are the cause of all the other sensible qualities [Albertus Magnus] |
1513 | The Egyptians were the first to say the soul is immortal and reincarnated [Herodotus] |